NRR 26DB Bullhead Safety Eyewear, Cooling Safety, Heat Stress Safety, Work at Height Safety, Hearing Safety
ISOtunes LITE Bluetooth Hearing Protection: 26 dB NRR Passive Noise Isolation, 10 Hour Battery Life : Amazon.co.uk: DIY & Tools
3M Pro-Protect + Gel Cushions Electronic Hearing Protector with Bluetooth Wireless Technology, NRR 26 dB, Black, Medium : Amazon.ca: Tools & Home Improvement
Plugfones Guardian Earplugs with Audio Ear Plug Headphones 26 dB NRR Orange OSHA | eBay